/Engine/Source/Runtime/Engine/Classes/Kismet/KismetSystemLibrary.h
Sweeps a sphere along the given line and returns all hits encountered up to and including the first blocking hit. This trace finds the objects that RESPOND to the given TraceChannel
True if there was a blocking hit, false otherwise.
static bool SphereTraceMulti ( const [UObject](API\Runtime\CoreUObject\UObject\UObject) * WorldContextObject, const FVector Start, const FVector End, float Radius, ETraceTypeQuery TraceChannel, bool bTraceComplex, const [TArray](API\Runtime\Core\Containers\TArray)< [AActor](API\Runtime\Engine\GameFramework\AActor) * > & ActorsToIgnore, [EDrawDebugTrace::Type](API\Runtime\Engine\Kismet\EDrawDebugTrace__Type) DrawDebugType, [TArray](API\Runtime\Core\Containers\TArray)< [FHitResult](API\Runtime\Engine\Engine\FHitResult) > & OutHits, bool bIgnoreSelf, [FLinearColor](API\Runtime\Core\Math\FLinearColor) TraceColor, [FLinearColor](API\Runtime\Core\Math\FLinearColor) TraceHitColor, float DrawTime )